public class Beersong{
	public static void main(String[] args){
		int beernum= 99;
		String word = "bottles";
		while (beernum > 0){
			if (beernum == 1){
				word = "bottle";//单数瓶子
			}
			System.out.println(beernum + "" + word + "" + "of beer on the wall");
			System.out.println(beernum + "" + word + "" + "of beer.");
			System.out.println("Take one down");
			System.out.println("Pass around");
			beernum = beernum - 1;

			if (beernum > 0){
				System.out.println(beernum + "" + word + "" + "of beer on the wall");
			}else {
				System.out.println("No more bottels on the wall");
			}
		}
	}
}
